Pilgrimage
a journey undertaken by a pilgrim; specifically, a journey to some distant place, sacred and venerable for some reason, undertaken for devotional tional purposes. Pilgrimages are an espart of the Hindu and Mohammedan systems, and the visits to Jerusalem three times a year of the Jewish race were of the nature of pilgrimages.
The Empress Helena led the way in Christian pilgrimages by visiting Jerusalem in A. D. 326.